Northern Fulmar vs Cape Verde Petrel

Fulmarus glacialis 比較対象 Pterodroma feae

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Side-by-Side Comparison

属性 Northern Fulmar Cape Verde Petrel
学名 Fulmarus glacialis Pterodroma feae
Procellariiformes Procellariiformes
Procellariidae Procellariidae
保全状況 Least Concern Near Threatened
体長 47.0 cm (18.5 in)
翼開長 107.0 cm (42.1 in) 51.0 cm (20.1 in)
体重 750.0 g (26.46 oz) 303.0 g (10.69 oz)
食性 Fish, squid, crustaceans, offal from fishing vessels, and zooplankton. Feeds by surface-seizing and shallow plunge-diving. --
一腹卵数 1 1
Population Trend
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Size Comparison

Body Length
Northern Fulmar 47.0 cm
Cape Verde Petrel
翼開長
Northern Fulmar 107.0 cm
Cape Verde Petrel 51.0 cm
体重
Northern Fulmar 750.0 g
Cape Verde Petrel 303.0 g
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Song & Call Comparison

Northern Fulmar

さえずり

A nasal, cackling 'kak-kak-kak-kak' or grunting 'uh-uh-uh' at the nest and colony. Less melodic than petrels. In flight gives occasional single nasal calls.

Cape Verde Petrel

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Geographic Range & Migration

Northern Fulmar

North Atlantic and North Pacific oceans. Breeds from the Arctic south to Britain, France, and New England.

Cape Verde Petrel

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保全状況

Least Concern

Northern Fulmar

Near Threatened

Cape Verde Petrel

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How to Tell Them Apart

Northern Fulmar

羽毛

Light morph: white head and underparts with grey wings and back. Dark morph: entirely grey. Tube-nosed bill and stiff-winged flight distinctive at sea.

くちばし

Yellowish hooked bill with prominent tubular nostrils on top

Cape Verde Petrel

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About These Birds

Northern Fulmar

The northern fulmar is a long-lived seabird that can survive over 40 years. It defends its nest by projectile-vomiting a foul-smelling stomach oil at intruders, which can mat the feathers of predators and cause fatal loss of waterproofing. Fulmars have expanded their breeding range dramatically southward over the past two centuries.

Cape Verde Petrel

33–37 cm. Grey-brown above with pale grey rump; white underparts with dark partial breast smudge. Breeds Cape Verde Islands; ranges across Atlantic Ocean. Closely related to Desertas and Zino's petrels; Vulnerable. Visits colonies only at night; feeds on squid and fish.

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